Related by context. Frequent words. (Click for all words.) 58 spermatozoa 57 outer membrane 57 heterochromatin 57 oocyte 56 epithelial cells 56 collagen fibers 56 membrane 56 vesicle 56 prion proteins 55 Wnt signaling 55 germ cells 55 cytoplasmic 55 epithelial 55 organelle 55 tubules 55 lysozyme 55 tau protein 54 conformational 54 PrP 54 telomere 54 spermatogenesis 54 histone 54 protein fragment 54 nuclei 54 DNA strands 54 epithelium 54 receptor proteins 54 micelles 54 dimer 54 ovary 53 myoglobin 53 sebaceous glands 53 placental 53 reproductive hormones 53 outermost layer 53 glycoproteins 53 endometrium 53 epithelial cell 53 atherosclerotic plaques 53 capsid 52 somatic cells 52 pericardium 52 cell membrane 52 mutant protein 52 stromal 52 reproductive tract 52 chromosomes 52 neuronal cells 52 helices 52 embryogenesis 52 proteins 52 membrane protein 52 digestive juices 52 mammary gland 52 eukaryotic cells 52 Telomeres 51 auxin 51 vesicles 51 bilayer 51 prostate tissue 51 myoblasts 51 crosslinking 51 gp# [002] 51 lymphatic vessels 51 telomeres 51 mRNA 51 amyloid beta protein 51 crystal lattice 51 meiosis 51 chloroplasts 51 genital tract 51 cerebrospinal fluid 51 glycans 51 protein complexes 51 plasma membrane 51 prion protein 51 keratinocytes 50 fibrils 50 mucin 50 microcapsules 50 misfolded 50 gland 50 Schwann cells 50 enzyme 50 monolayer 50 hydrogen ions 50 RNA molecules 50 RNA molecule 50 laminar 50 bile acids 50 calcium ions 50 cell membranes 50 integrins 50 extracellular 50 glycoprotein 50 uterine lining 50 Chromosomes 50 epidermal 50 nucleosome 50 p# protein 50 FGF#